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mescc: Mes C Library: Fix execlp, execvp for file names with slash. 

Reported by mid-kid.

* lib/posix/execlp.c (execlp): Do not use search_path when file name
contains a slash (WAS: when file name starts with slash).
* lib/posix/execvp.c (execvp): Likewise.
This commit is contained in:
Jan Nieuwenhuizen 2019-12-29 14:25:40 +01:00
parent 62193aa1db
commit d8fca8321e
No known key found for this signature in database
GPG Key ID: F3C1A0D9C1D65273
2 changed files with 4 additions and 2 deletions
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3
lib/posix/execlp.c
View File

@ -21,6 +21,7 @@
#include <mes/lib.h> #include <mes/lib.h>
#include <errno.h> #include <errno.h>
#include <stdarg.h> #include <stdarg.h>
#include <string.h>
int int
execlp (char const *file_name, char const *arg, ...) execlp (char const *file_name, char const *arg, ...)
@ -28,7 +29,7 @@ execlp (char const *file_name, char const *arg, ...)
va_list ap; va_list ap;
int r; int r;
va_start (ap, arg); va_start (ap, arg);
if (file_name[0] != '/') if (!strchr (file_name, '/'))
file_name = search_path (file_name); file_name = search_path (file_name);
if (__mes_debug () > 2) if (__mes_debug () > 2)
{ {

3
lib/posix/execvp.c
View File

@ -20,12 +20,13 @@
#include <mes/lib.h> #include <mes/lib.h>
#include <errno.h> #include <errno.h>
#include <string.h>
#include <unistd.h> #include <unistd.h>
int int
execvp (char const *file_name, char *const argv[]) execvp (char const *file_name, char *const argv[])
{ {
if (file_name[0] != '/') if (!strchr (file_name, '/'))
file_name = search_path (file_name); file_name = search_path (file_name);
if (!file_name) if (!file_name)
{ {